Sports

Katrina Scott Is Poised to Advance at W100 Landisville

A dramatic 34-point surge in her favor suggests something concrete shifted in the match picture — leaving Ma's chances near collapse.

Updated 2026-08-07: leading outcome changed (YeXin Ma → Katrina Scott)

Source: Kalshi market “Ma vs Scott”

Leading outcome at publication Katrina Scott 81% Likely · C
24h move at publication ▲ 34.0 pts Katrina Scott
Traded 24h at publication $304K $308K all time
Resolves by 2026-08-20
Source markets 15 15 markets · mixed

At publication: 81% → Now: 83% (live) — the article below reflects the market as of 2026-08-07 20:22 UTC.

Katrina Scott has become the dominant favorite to advance past YeXin Ma in the Round of 16 at the W100 Landisville, Pennsylvania tournament, with the sharpest single-session repricing in the entire day's slate of professional tennis action pointing to a decisive shift in her prospects.

The move is too large and too fast to dismiss as noise. A 34-point swing toward Scott, drawn from a pool that had already seen meaningful two-way action, signals that informed money — likely players close to the match, traveling coaches, or well-sourced tennis specialists — concluded something concrete had changed. What would have to be true for this pricing to make sense? Either Scott entered the match in markedly better form than the market had priced, or Ma's condition or preparation fell short of expectations. At 81% in Scott's favor, the cluster is not hedging: Ma's path forward is narrow.

The broader Landisville draw reinforces this read. Hanne Vandewinkel is priced as an overwhelming favorite in her own Round of 16 match, and Reese Brantmeier — another American with home-surface familiarity — jumped sharply in the same session that Scott surged. The pattern across the Landisville bracket suggests the money sees a draw increasingly hospitable to the higher-ranked and better-prepared Americans in the field, not a bracket defined by upsets.

For Ma, the situation is not yet mathematically closed — 19% is not zero — but that window is tight. What would break the market's read? A retirement or injury scratch for Scott, a weather delay reshuffling momentum, or evidence that the early pricing move was thin and reactive. None of those appear likely given the volume behind the repricing.

The result matters beyond one match. Scott advancing would deepen her run in a tournament at the W100 level, where ranking points carry real weight on the ITF circuit and can reshape a player's season trajectory heading into the back half of the year. For Ma, the clock is running on a comeback that the money has largely stopped believing in.

Where the money stood at publication

Katrina Scott 81% ▲ 34.0
YeXin Ma 18% ▼ 38.0

Source markets for this story (as of publication)

Saraiva Dos Santos vs Zarate Kalshi · Carlos Maria Zarate 62%
Pedone vs Estevez Kalshi · Giorgia Pedone 97%
Vandewinkel vs Sieg Kalshi · Hanne Vandewinkel 96% · +4.0 24h
Ilagan vs Gorzny Kalshi · Andre Ilagan 87%
Chidekh vs Hewitt Kalshi · Clement Chidekh 67%
Almazan Valiente vs Pietri Kalshi · Izan Almazan Valiente 70%
Brantmeier vs Mandlik Kalshi · Reese Brantmeier 77% · +18.0 24h
Voloshchuk vs Lee Kalshi · Eunhye Lee 90%
Johnson vs Martin Kalshi · Andres Martin 68%
Ma vs Scott Kalshi · Katrina Scott 81% · +34.0 24h
Bigun vs Dussault Kalshi · Maximus Dussault 76%
Ku vs Hontama Kalshi · Mai Hontama 51%
Tanguilig vs Lutkemeyer Kalshi · Anne Christine Lutkemeyer 80%
ITF Landisville: Yeon Woo Ku vs Mai Hontama Polymarket · Completed Match 50%
View the market on Kalshi Embed ← Front Page